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US 191 over YELLOWSTONE RIVER

Map

Coordinates:
+45.84685, -109.93990
45°50'49" N, 109°56'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 191 over YELLOWSTONE RIVER
Structure number:P00045000+09831
Location:1M N BIG TIMBER
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:122.1 ft. [37.2 m]
Total length:379.9 ft. [115.8 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:27.6 ft. [8.4 m]
Owner:State Highway Agency [01]
Year built:1938
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Girder and floorbeam system [03]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,453 [as of 2017]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:66.4
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$938,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairSatisfactorySatisfactorySatisfactory145366.4
August 2016FairSatisfactorySatisfactorySatisfactory203062.7
August 2014FairSatisfactorySatisfactorySatisfactory156067.3
August 2012FairFairSatisfactorySatisfactory156066.3
August 2010FairFairSatisfactorySatisfactory156066.3
August 2008FairSatisfactorySatisfactorySatisfactory151067.4
July 2006FairFairSatisfactorySatisfactory217063.4
July 2004FairFairSatisfactorySatisfactory196065.8
September 2001FairFairSatisfactorySatisfactory198065.8
March 2000FairFairSatisfactorySatisfactory171066.1
March 1998FairFairGoodSatisfactory129066.6
April 1996FairSatisfactoryGoodGood150064.4
August 1994FairSatisfactoryGoodGood125062.5
April 1993FairSatisfactoryVery GoodGood105062.3
July 1991FairSatisfactoryVery GoodGood127062.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.67919748200
Steel Protective Coatingsq. ft.11,0009,2401,6501100
Deck
Reinforced Concrete Decksq. ft.9,3978,1751,0341880
Wearing Surfacessq. ft.9,3979,397000
Superstructure
Steel Floor Beamlinear ft.1,5911,5118000
Steel Protective Coatingsq. ft.7,0326,9620700
Deck
Reinforced Concrete Top Flangesq. ft.958958000
Wearing Surfacessq. ft.958958000
Substructure
Reinforced Concrete Columneach40220
Reinforced Concrete Pier Walllinear ft.3603420
Reinforced Concrete Abutmentlinear ft.135013500
Reinforced Concrete Pileeach44000
Reinforced Concrete Pier Caplinear ft.3935310
Joints
Open Jointlinear ft.2402400
Assembly without Seal Jointlinear ft.4904900
Bearings
Movable Bearingeach60600
Steel Protective Coatingsq. ft.1801620
Fixed Bearingeach20200
Steel Protective Coatingsq. ft.60510
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.761761000
Steel Protective Coatingsq. ft.1,52201,52200